Polyimide Fiber For High Temperature Filtration

  • Saxobran
  • China
  • 15days
  • 50000m2/Month

Hot air filter bags made of polyimide fiber for high-temperature filtration can be used for a long time at temperatures up to 260°C;
Polyimide fibers for high-temperature filtration are most successfully used in filter cloths in combustion flues, coal furnaces, cement kilns, or asphalt plants. The surface coefficient is larger than other fibers. When the pressure difference is small, the filtration efficiency is very high.

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1. Product Introduction

Polyimide fiber for high-temperature filtration has outstanding high-temperature stability, excellent dimensional stability, and chemical stability, and its long-term use temperature can reach 260°C.

Polyimide fiber for high-temperature filtration is often used for high-temperature flue gas dust removal in cement plants, coal-fired power plants, steel plants, waste inineration plants, metal smelting plants, chemical plants, and other industries.

polyimide fiber for filtration


2. Product Parameter

No.
DenierLength(mm)

Breaking

Strength

(cN/dtex)

Absorption

(%)

Thermal Decomposition

Temperature

(5%,℃)

Tg

(℃)

LOI

(%)

BMT-01.0-6.01-76≥3.6≤2.0≥550≥380≥34
BMT-NS1.71-76≥14.0≤2.0≥590≥320≥44
BMT-0A0.91-6/≤2.0≥550≥380≥34


ITEMINDEX
Water absorption<1%
Hydrolysis resistance Excellent
Acid resistance Excellent
Alkali resistance Poor
Solvent resistance Excellent
Ultraviolet resistance Excellent
Dielectric properties Excellent
Thermal conductivity <0.03W/(M.K)
Coefficient of thermal expansion <-0.3%(250℃*15min)
Creep resistance Excellent
Wear resistance Excellent
Glass transition temperature 320℃~410℃
Long-term use temperature <350℃
Density 
1.44g/cm3
Limiting oxygen index>38































3. Product Feature

Strong acid and alkali resistance: Filter bags made of polyimide fiber for high-temperature filtration can withstand the corrosion of strong acids and alkali, so they are suitable for working conditions with strong acids and alkali.

Strong high-temperature resistance: Filter bags made of polyimide fiber for high-temperature filtration have a wide operating temperature range and can work in high-temperature environments. The temperature range is generally 200℃-260℃.

High filtration precision: The filter bags made of polyimide fiber for high-temperature filtration have high filtration precision and can remove micron-level particles.

High mechanical strength: Filter bags made of polyimide fiber for high-temperature filtration have high mechanical strength and can withstand large tensile force and pressure.


4. Product Details

The filter bag made of polyimide fiber for high-temperature filtration is a high-performance filter bag. Its material is mainly polyimide fiber. The main characteristics of this material are acid and alkali resistance, heat resistance, corrosion resistance, high-temperature resistance, Anti-oxidation, UV resistance, etc. Therefore, filter bags made of polyimide fiber for high-temperature filtration are widely used in filtration fields under severe working conditions such as high corrosion, high temperature, and high viscosity.

Polyimide Fiber For High Temperature


Filter bags made of polyimide fiber for high-temperature filtration can be used in a variety of industries, such as petrochemical, chemical, electric power, metallurgy, cement, and other fields. They are especially widely used in flue gas treatment. In flue gas treatment, the main function of high-temperature filtration filter bags made of polyimide fiber is to remove dust particles in the flue gas to purify the environment.


Polyimide Fiber

polyimide fiber for filtration

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